This page is also available in: 中文 / 한국어 / 日本語 / Bahasa Indonesia / Bahasa Melayu / ไทย / Português (Brasil) / Español / Türkçe / Tiếng Việt
BOYNEXTDOOR Member Ages and Birthdays
South Korea · Official roster: 6 (6 birthdays recorded)
BOYNEXTDOOR members from oldest to youngest: SUNGHO (23), RIWOO (23), JAEHYUN (22), TAESAN (22), LEEHAN (22), WOONHAK (19). The oldest is SUNGHO, born September 4, 2003; the youngest is WOONHAK, born November 29, 2006.
Debut date: Next debut anniversary: May 30
Fandom name: ONEDOOR
Sources for debut date / leader: KOZ Entertainment official artist profile
Sources for support color / lightstick / fandom name: BOYNEXTDOOR JAPAN OFFICIAL SITE (verified October 21, 2026)
Make a photocard for BOYNEXTDOOR →Make fan photocards from your own photos. Free to download.Or make a BOYNEXTDOOR phone wallpaper from your own photo →
Exports 6 recorded birthdays on this page, repeating yearly. This file does not update automatically; download and import it again after corrections. Set reminders in your calendar app.
Birthdays of all members
| Birthday | Member | Other spellings |
|---|---|---|
| September 4 | SUNGHO 朴成淏박성호ソンホPark Sung Ho | — |
| October 22 | RIWOO 李常赫이상혁リウLee Sang Hyeok | — |
| December 4 | JAEHYUN 明宰鉉명재현 | MYUNG JAEHYUN, Myung Jae Hyun（隊長） |
| August 10 | TAESAN 漢東旼한동민テサンHan Dong Min | — |
| October 20 | LEEHAN 金桐儇김동현イハンKim Dong Hyun | — |
| November 29 | WOONHAK 金雲鶴김운학ウナクKim Woon Hak | BOYNEXTDOOR 金雲鶴 |
Roster source: BOYNEXTDOOR JAPAN OFFICIAL SITE (KOZ Entertainment) PROFILE (retrieved August 28, 2026)
Age ranking of members (oldest to youngest)
We have full birth dates for 6 of 6 members (members with only a birth month and day are left out, since their age can’t be calculated). Ages update to today’s date.
| Rank | Member | Birthday | Age | Age at debut |
|---|---|---|---|---|
| 1 | SUNGHO | September 4, 2003 | 23 | 19 |
| 2 | RIWOO | October 22, 2003 | 23 | 19 |
| 3 | JAEHYUN | December 4, 2003 | 22 | 19 |
| 4 | TAESAN | August 10, 2004 | 22 | 18 |
| 5 | LEEHAN | October 20, 2004 | 22 | 18 |
| 6 | WOONHAK | November 29, 2006 | 19 | 16 |
Ages here are international ages (counted from the date of birth), the system South Korea has also used officially since June 2023, not “Korean age”.
BOYNEXTDOOR Members’ Zodiac Signs
Only members with a known birthday are included. Sign boundaries: zodiac index
This page lists all 6 members on BOYNEXTDOOR’s official roster. 6 of them have their own page on this site (our inclusion rule: someone has held a support event for them, or a verifiable identity or birthday source exists). The rest are marked “roster only” and appear only in this table. Birthdays are listed only when we find a verifiable source; otherwise they’re marked “no verifiable source found.” We never fill gaps with guesses. Spotted an error, or have a verifiable official source? Email service@joelin.cc. (email us a report)
We’ve logged 1 support cases for this group’s members (the combined total of each member’s cases; see each member’s page for details).
Fan Events
Events posted by fans show up here as soon as they’re published. Whether an event is also featured on the home page is a separate pick by Joe and has nothing to do with this list.
Want to hold a support event for BOYNEXTDOOR?
Group support usually centers on debut anniversaries and concerts. Each member’s birthday is in the table above.
Claim a Support Project
Planning a support project for BOYNEXTDOOR? Sign in with your joelin.cc account to claim it. There’s no approval email to wait for; your details appear below once we’ve checked them. We never collect contact details, only public social links so other fans can find you. Notes that contain contact details are rejected automatically. Names and addresses can’t always be caught automatically; we accept that remaining risk and check by hand before anything is shown.
Loading published claims…
FAQ
- What are the birthdays of BOYNEXTDOOR's members?
- BOYNEXTDOOR’s official roster has 6 members. Those with a verifiable birthday on this site: SUNGHO September 4, RIWOO October 22, JAEHYUN December 4, TAESAN August 10, LEEHAN October 20, WOONHAK November 29. Each birthday’s source is cited on this page and on the person’s own page.
- How many BOYNEXTDOOR members are listed on this site?
- BOYNEXTDOOR: Official roster: 6. Of these, 6 have a verifiable birthday recorded on this site. This page lists all 6 members on BOYNEXTDOOR’s official roster. 6 of them have their own page on this site (our inclusion rule: someone has held a support event for them, or a verifiable identity or birthday source exists). The rest are marked “roster only” and appear only in this table. Birthdays are listed only when we find a verifiable source; otherwise they’re marked “no verifiable source found.” We never fill gaps with guesses. Spotted an error, or have a verifiable official source? Email service@joelin.cc.
- When was BOYNEXTDOOR’s debut?
- BOYNEXTDOOR's debut date is May 30, 2023, so every year on May 30 marks the debut anniversary. In other words, BOYNEXTDOOR’s debut year is 2023. The debut anniversary is one of the most common occasions for group fan support.
- What is BOYNEXTDOOR's fandom name?
- BOYNEXTDOOR's official fandom name is ONEDOOR. We only list details backed by an official source; anything we can’t verify is left out. Sources are cited at the bottom of this page.
- What is the age order of BOYNEXTDOOR's members? Who is the oldest?
- We have birth years for 6 of 6 BOYNEXTDOOR members (members with only a birth month and day can’t be ranked by age). Ordered from oldest to youngest: SUNGHO (born September 4, 2003), RIWOO (born October 22, 2003), JAEHYUN (born December 4, 2003), TAESAN (born August 10, 2004), LEEHAN (born October 20, 2004), WOONHAK (born November 29, 2006). The oldest is SUNGHO, and the youngest is WOONHAK.
- What are the zodiac signs of BOYNEXTDOOR’s members?
- Based on their birthdays: Leo: TAESAN; Virgo: SUNGHO; Libra: RIWOO, LEEHAN; Sagittarius: JAEHYUN, WOONHAK. Signs use the month and day only, with the boundary dates explained on our zodiac pages.